CleanCore (NYSE: ZONE) CFO leaves board seat, CEO Tyler Hassen joins
Rhea-AI Filing Summary
CleanCore Solutions, Inc. reported a board change involving its senior leadership. On May 21, 2026, director David Enholm resigned from the Board of Directors, effective immediately, while continuing in his role as Chief Financial Officer. The company stated that his resignation was not due to any disagreement regarding operations, policies, or practices.
To fill the vacant seat, the Board appointed Chief Executive Officer Tyler Hassen as a director, also effective May 21, 2026. Hassen, age 43, has been CEO since March 16, 2026 and brings prior leadership experience from Stable Crest Holdings, the U.S. Department of the Interior, Basin Holdings, and Wenzel Downhole Tools. The company disclosed that there are no special arrangements, family relationships, or related-party transactions connected to his appointment.
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8-K Event Classification
Item 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers
1 item
Item 5.02
Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers
Governance
Key personnel changes including departures, elections, or appointments of directors and executive officers.
Key Figures
Effective date of board changes: May 21, 2026
CEO tenure start: March 16, 2026
Tyler Hassen age: 43 years
+1 more
4 metrics
Effective date of board changes
May 21, 2026
Date Enholm resigned as director and Hassen was appointed
CEO tenure start
March 16, 2026
Date Tyler Hassen began serving as Chief Executive Officer
Tyler Hassen age
43 years
Age of the CEO and newly appointed director
Stable Crest Holdings founding role
Since November 2025
Hassen as founder of Stable Crest Holdings
Key Terms
Emerging Growth Company, Item 5.02, Nominating and Corporate Governance Committee, Regulation S-K
4 terms
Emerging Growth Company regulatory
"Emerging Growth Company Item 5.02 Departure of Directors or Certain Officers"
An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.
Item 5.02 regulatory
"Item 5.02 Departure of Directors or Certain Officers; Election of Directors"
Nominating and Corporate Governance Committee financial
"the Board, upon the recommendation of the Nominating and Corporate Governance Committee of the Board"
A nominating and corporate governance committee is a group within a company's board of directors responsible for selecting and recommending individuals to serve as company leaders, such as directors or executives. They also develop and oversee policies to ensure the company is run fairly, ethically, and transparently. This committee matters to investors because it helps ensure the company is well-managed and guided by qualified, responsible leadership.
Regulation S-K regulatory
"There are no transactions in which Mr. Hassen has an interest requiring disclosure under Item 404(a) of Regulation S-K."
A set of U.S. Securities and Exchange Commission rules that tell public companies which narrative and qualitative details must be disclosed in filings, such as risk factors, management discussion, executive pay, legal proceedings and business description. Think of it as a standardized checklist or blueprint that ensures investors get the same types of background information from every company so they can compare risks, management quality and strategy before making investment decisions.
AI-generated analysis. How Rhea-AI works. Not financial advice.
FAQ
What board change did CleanCore Solutions (ZONE) disclose on May 21, 2026?
CleanCore Solutions reported a director resignation and replacement on May 21, 2026. Director David Enholm resigned from the Board effective immediately, and Chief Executive Officer Tyler Hassen was appointed to fill the resulting vacancy, keeping overall board capacity intact while Enholm remains Chief Financial Officer.
Did CleanCore CFO David Enholm leave the company or only the board?
David Enholm resigned only from the Board and remains CFO. The company stated his May 21, 2026 resignation as director was not due to any disagreement on operations, policies, or practices, and he continues serving as CleanCore Solutions’ Chief Financial Officer.
Who joined the CleanCore Solutions (ZONE) Board of Directors in May 2026?
Chief Executive Officer Tyler Hassen joined the Board in May 2026. On May 21, 2026, the Board appointed Hassen to fill the vacancy created by David Enholm’s resignation, and he will serve as director until a successor is duly elected, qualified, and appointed.
What is CEO Tyler Hassen’s background before leading CleanCore Solutions (ZONE)?
Tyler Hassen has investment, government, and industrial leadership experience. He founded Stable Crest Holdings, served at the U.S. Department of the Interior, and held senior roles at Basin Holdings and Wenzel Downhole Tools, after earlier work in Morgan Stanley’s energy investment banking group.
How was Tyler Hassen selected for the CleanCore Solutions (ZONE) board seat?
Hassen was appointed on recommendation of the Nominating and Corporate Governance Committee. On May 21, 2026, the Board acted on the committee’s recommendation to appoint the CEO to fill the vacancy created by director David Enholm’s resignation.